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DOWFROST™ HD 40% inhibited propylene glycol (PG) is a prediluted, ready-to-use thermal fluid for easy fill & operation in a range of heat transfer equipment. DOWFROST™ HD 40% is comprised of <60% water, 37.0% to 43.0% propylene glycol, and <5% corrosion inhibitors & proprietary additives.
DOWFROST™ HD 40% is dyed fluorescent yellow for easy identification for industrial applications and is engineered to exhibit greater stability at higher temperatures than regular DOWFROST™. DOWFROST™ HD 40% is particularly well suited for applications exposed to temperatures between -6°F and 325°F (-21°C and 162°C).
DOWFROST™ HD 40% is an ideal thermal fluid for a broad variety of heat transfer applications across a range of industries and applications. Including, but not limited to:
Heating, Ventilation & Air Conditioning (HVAC)
Chill water & hydronic heating loops
Geothermal (ground source heat pumps)
Snow melt & Turf heating systems
Solar hot water heating
Fire water sprinkler systems
Ice skating rinks
Cold storage, refrigerated warehouses & supermarkets (secondary loop)
Thermal Energy Storage (TES)